56167619 has 2 divisors, whose sum is σ = 56167620. Its totient is φ = 56167618.

The previous prime is 56167597. The next prime is 56167627. The reversal of 56167619 is 91676165.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56167619 is a prime.

It is a super-2 number, since 2×56167619² = 6309602848258322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56167019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28083809 + 28083810.

It is an arithmetic number, because the mean of its divisors is an integer number (28083810).

Almost surely, 2^56167619 is an apocalyptic number.

56167619 is a deficient number, since it is larger than the sum of its proper divisors (1).

56167619 is an equidigital number, since it uses as much as digits as its factorization.

56167619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 41.

The square root of 56167619 is about 7494.5059210064. The cubic root of 56167619 is about 382.9675749193.

The spelling of 56167619 in words is "fifty-six million, one hundred sixty-seven thousand, six hundred nineteen".